linux-kernel - Re: [PATCH 5.18 72/88] mptcp: dont send RST for single subflow

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Date:   Wed, 3 Aug 2022 08:56:05 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Sasha Levin <sashal@...nel.org>
Cc:     Mat Martineau <mathew.j.martineau@...ux.intel.com>,
        linux-kernel@...r.kernel.org, stable@...r.kernel.org,
        Geliang Tang <geliang.tang@...e.com>,
        "David S. Miller" <davem@...emloft.net>
Subject: Re: [PATCH 5.18 72/88] mptcp: dont send RST for single subflow

On Tue, Aug 02, 2022 at 05:21:04PM -0400, Sasha Levin wrote:
> On Tue, Aug 02, 2022 at 01:52:15PM -0700, Mat Martineau wrote:
> > On Mon, 1 Aug 2022, Greg Kroah-Hartman wrote:
> > 
> > > From: Geliang Tang <geliang.tang@...e.com>
> > > 
> > > [ Upstream commit 1761fed2567807f26fbd53032ff622f55978c7a9 ]
> > > 
> > > When a bad checksum is detected and a single subflow is in use, don't
> > > send RST + MP_FAIL, send data_ack + MP_FAIL instead.
> > > 
> > > So invoke tcp_send_active_reset() only when mptcp_has_another_subflow()
> > > is true.
> > > 
> > > Signed-off-by: Geliang Tang <geliang.tang@...e.com>
> > > Signed-off-by: Mat Martineau <mathew.j.martineau@...ux.intel.com>
> > > Signed-off-by: David S. Miller <davem@...emloft.net>
> > > Signed-off-by: Sasha Levin <sashal@...nel.org>
> > 
> > Hi Greg -
> > 
> > Please drop this patch from the 5.18-stable queue. It was the first of
> > an 8-patch series and doesn't really stand alone.
> > 
> > This commit message lacks the Fixes: tag and the magic commit message
> > words that I've seen the scripts pick up, so I'm curious: was this patch
> > selected by hand?
> 
> Yup, between the commit message and the code itself, it looked like a
> fix for AUTOSEL.

Ok, now dropped, thanks for the review.

greg k-h